Keithley ERB-24 User Manual page 26

If a telephone resolution is not possible, the application engineer will issue you a Return
Material Authorization (RMA) number and ask you to return the equipment.Include the
RMA number with any documentation regarding the equipment.
When returning equipment for repair, include the following information:
• Your name, address, and telephone number.
• The invoice or order number and date of equipment purchase.
• A description of the problem or its symptoms.
• The RMA number on the outside of the package.
Notes: If you are submitting your equipment for repair under warranty, you must
include the invoice number and date of purchase.
To enable Keithley Instruments, Inc., to respond as quickly as possible, you must
include the RMA number on the outside of the package.
6-4 Troubleshooting